/*
* Copyright 2002-2008 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.integration.aggregator;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import org.springframework.messaging.Message;
import org.springframework.integration.support.MessageBuilder;
/**
* @author Mark Fisher
*/
public class MessageSequenceComparatorTests {
@Test
public void testLessThan() {
MessageSequenceComparator comparator = new MessageSequenceComparator();
Message<String> message1 = MessageBuilder.withPayload("test1")
.setSequenceNumber(1).build();
Message<String> message2 = MessageBuilder.withPayload("test2")
.setSequenceNumber(2).build();
assertEquals(-1, comparator.compare(message1, message2));
}
@Test
public void testEqual() {
MessageSequenceComparator comparator = new MessageSequenceComparator();
Message<String> message1 = MessageBuilder.withPayload("test1")
.setSequenceNumber(3).build();
Message<String> message2 = MessageBuilder.withPayload("test2")
.setSequenceNumber(3).build();
assertEquals(0, comparator.compare(message1, message2));
}
@Test
public void testGreaterThan() {
MessageSequenceComparator comparator = new MessageSequenceComparator();
Message<String> message1 = MessageBuilder.withPayload("test1")
.setSequenceNumber(5).build();
Message<String> message2 = MessageBuilder.withPayload("test2")
.setSequenceNumber(3).build();
assertEquals(1, comparator.compare(message1, message2));
}
@Test
public void testEqualWithDefaultValues() {
MessageSequenceComparator comparator = new MessageSequenceComparator();
Message<String> message1 = MessageBuilder.withPayload("test1").build();
Message<String> message2 = MessageBuilder.withPayload("test2").build();
assertEquals(0, comparator.compare(message1, message2));
}
}